<template>
	<view class="login">
		
		<uni-icons type="contact-filled" size="120" color="#AFAFAF"></uni-icons>
		
		<button type="primary" @click="getUserProfile">一键登录</button>
		
		<view>登录后尽享更多权益</view>
		
	</view>
</template>

<script>
	import {mapMutations,mapState} from 'vuex'
	export default {
		computed:{
			...mapState('m_user',['redirectInfo'])
		},
		data() {
			return {
				
			};
		},
		methods:{
			...mapMutations('m_user',['updateUserInfo','updateToken','updateRedirectInfo']),
			getUserProfile() {
			 uni.getUserProfile({
			     desc: '请求授权', // 声明获取用户个人信息后的用途，后续会展示在弹窗中，请谨慎填写
			     success: (res) => {
			      this.updateUserInfo(res.userInfo)
			      this.getToken(res)
			     },
			     fail: (res) => {
			      return uni.$showMsg('已取消登录授权')
			     }
			    })
			},
			async getToken(info){
				//获取code对应的值
				const res = await uni.login()
				
				if(res.errMsg!=="login:ok") return uni.$showMsg('登录失败')
				
				const query={
					code:res.code,
					encryptedData:info.encryptedData,
					iv:info.iv,
					rawData:info.rawData,
					signature:info.signature
				}
				
				// const {data: loginResult } = await uni.$http.post('/api/public/v1/users/wxlogin',query)
				// //因为权限问题！==200改为！==400
				// if(loginResult.meta.status!==400) return uni.$showMsg('登录失败')
				// uni.$showMsg('登录成功')
				// // 应传递返回的token
				this.updateToken()
				
				this.navigateBack()
			},
			navigateBack(){
				if(this.redirectInfo && this.redirectInfo.openType==='switchTab'){
					uni.switchTab({
						url:this.redirectInfo.from,
						//完成后执行
						complete: () => {
							this.updateRedirectInfo(null)
						}
					})
				}
			}
		}
	}
</script>

<style lang="scss">
.login{
	height: 750rpx;
	background-color: #F8F8F8;
	display: flex;
	flex-direction: column;
	justify-content: center;
	align-items: center;
	position: relative;
	overflow: hidden;
	&::after{
		content: '';
		display: block;
		width: 100%;
		height: 40px;
		background-color: white;
		position: absolute;
		bottom: 0;
		left: 0;
		border-radius: 100%;
		transform: translateY(50%);
	}
	button{
		width: 90%;
		border-radius: 100px;
		margin: 15px 0;
		background-color: #C00000;
	}
	view{
		font-size: 15px;
		color: gray;
	}
}
</style>
